Driver, Comparator, Load
Driver
Signal type Single-ended, referenced to the DGS pin when
connected. Otherwise referenced to GND.
Programmable levels V
IH
, V
IL
, V
TERM
Voltage levels
Range (V
IH
, V
IL
, V
TERM
) -2 V to 6 V
Minimum swing (V
IH
minus V
IL
) 400 mV, into a 1 MΩ load
Resolution (V
IH
, V
IL
, V
TERM
) 122 µV
Accuracy (V
IH
, V
IL
, V
TERM
) ±15 mV, 1 MΩ load, warranted
Maximum DC drive current ±32 mA
Output impedance 50 Ω
Rise/fall time, 20% to 80% 1.2 ns, up to 5 V
Comparator
Signal type Single-ended, referenced to the DGS pin when
connected. Otherwise referenced to GND.
Programmable levels V
OH
, V
OL
Voltage levels
Range (V
OH
, V
OL
) -2 V to 6 V
Resolution (V
OH
, V
OL
) 122 µV
Accuracy (V
OH
, V
OL
) ±25 mV, between -1.5 V to 5.8 V, warranted
Programmable input termination modes High Z, 50 Ω to V
TERM
, Active Load
Leakage current <15 nA, in the High Z termination mode
Active Load
Programmable levels I
OH
, I
OL
Commutating voltage (V
COM
)
Range -2 V to 6 V
Resolution 122 µV
6 | ni.com | PXIe-6570 Specifications